#include <stdio.h>
#include <time.h>
void getSeconds(unsigned long *par);
int main ()
{
    unsigned long sec;
    getSeconds( &sec );
    /* 输出实际值 */
    printf("Number of seconds: %ld\n", sec );
    return 0;
}

void getSeconds(unsigned long *par)
{
    /* 获取当前的秒数 */
    *par = time( NULL );
    return;
}

